Home / 10,708.20-14,778.36-5,993.28

Finding the Fourth Proportional to 10,708.20, 14,778.36 and 5,993.28

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Solution

The fourth proportional to 10,708.20, 14,778.36 and 5,993.28 is: 8,271.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,708.20 : 14,778.36 = 5,993.28 : x
  2. Step 2: Convert to fraction form
    10,708.20/14,778.36 = 5,993.28/x
  3. Step 3: Cross multiply
    10,708.20x = 14,778.36 × 5,993.28
  4. Step 4: Simplify right side
    10,708.20x = 88,570,849.42
  5. Step 5: Solve for x
    x = 88,570,849.42/10,708.20
  6. Step 6: Final answer
    x = 8,271.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.